Read the following passage about The Edinburg Festival and choose the correct answer A, B, C, or D that best fits each of the numbered blanks.

My grandparents live in the countryside, and they have a big garden. They spend a lot of time (1) ________ on it. When I visit them in summer. I often join them in the garden, and they teach me a lot of things about vegetables. Vegetables come in different shapes, sizes, and (2) ________. They also grow differently as well. Carrots and potatoes grow the ground. We can’t see them. Some kinds of beans (3) ________ a high net to grow. Cabbages and cauliflower grow above the ground. My grandfather says that colored vegetables are very good for health because provide a lot of natural vitamins, White cauliflower is rich (4) ________ vitamin C. Orange carrots and red tomatoes contain vitamin A. Pumpkins have vitamins A, B, C, and E. My grandfather also says that gardening is a good way of (5) ________. It helps him keep fit and strong.